850251-52-4 Usage
General Description
1,2-Pyrrolidinedicarboxylic acid, 4-[(5-chloro-2-pyridinyl)oxy]-, 1-(1,1-dimethylethyl) ester, (2S,4R)- is a specific chemical compound with the molecular formula C15H20ClNO4. Also known as Pirfenidone, it is a medication used to treat a lung disease called idiopathic pulmonary fibrosis. The compound works by reducing lung fibrosis and inflammation, thus improving lung function and reducing the progression of the disease. It is available in the form of capsules and is generally well-tolerated, with common side effects including nausea, dizziness, and fatigue. However, as with any medication, it may also cause more serious side effects in some individuals.
Check Digit Verification of cas no
The CAS Registry Mumber 850251-52-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,0,2,5 and 1 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 850251-52:
(8*8)+(7*5)+(6*0)+(5*2)+(4*5)+(3*1)+(2*5)+(1*2)=144
144 % 10 = 4
So 850251-52-4 is a valid CAS Registry Number.